240422620165 has 24 divisors (see below), whose sum is σ = 361426537080. Its totient is φ = 152179590528.

The previous prime is 240422620157. The next prime is 240422620199. The reversal of 240422620165 is 561026224042.

240422620165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31213348929 + 209209271236 = 176673^2 + 457394^2 .

It is not a de Polignac number, because 240422620165 - 2³ = 240422620157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240422620165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37739770 + ... + 37746139.

It is an arithmetic number, because the mean of its divisors is an integer number (15059439045).

Almost surely, 2^240422620165 is an apocalyptic number.

It is an amenable number.

240422620165 is a deficient number, since it is larger than the sum of its proper divisors (121003916915).

240422620165 is a wasteful number, since it uses less digits than its factorization.

240422620165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75485941 (or 75485934 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 240422620165 in words is "two hundred forty billion, four hundred twenty-two million, six hundred twenty thousand, one hundred sixty-five".